image_processing_efficientnet.py

from transformers.image_processing_utils import BaseImageProcessor, BatchFeature
from configuration_efficientnet import MODEL_NAMES
from timm import create_model
from timm.data import resolve_data_config
from timm.data.transforms_factory import create_transform

class EfficientNetImageProcessor(BaseImageProcessor):
    model_input_names = ["pixel_values"]

    def __init__(self, 
                 model_name: str,
                 **kwargs
                 ):
        super().__init__(**kwargs)

        self.model_name = model_name
        self.config = resolve_data_config({}, model=create_model(model_name, pretrained=False))
        

    def preprocess(self, image):
        transforms = create_transform(**self.config)
        data = {'pixel_values': transforms(image).unsqueeze(0)}
        return BatchFeature(data=data)

__all__ = [
    "EfficientNetImageProcessor"
]